FIFTEEN


Meaning of FIFTEEN in English

fif ‧ teen /ˌfɪfˈtiːn◂/ BrE AmE number , noun

[ Language: Old English ; Origin: fiftene , from fif 'five' + tien 'ten' ]

1 . the number 15:

a coastal village fifteen miles south of Tourane

They met when she was fifteen (=15 years old) .

2 . [countable] a team of 15 players in ↑ Rugby Union

—fifteenth adjective , pronoun :

in the fifteenth century

her fifteenth birthday

I’m planning to leave on the fifteenth (=the 15th day of the month) .

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.